2 Unix SMB/CIFS implementation.
3 simple kerberos5 routines for active directory
4 Copyright (C) Andrew Tridgell 2001
5 Copyright (C) Luke Howard 2002-2003
6 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2005
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #include "system/network.h"
24 #include "system/kerberos.h"
25 #include "system/time.h"
26 #include "auth/kerberos/kerberos.h"
30 #if defined(HAVE_KRB5_PRINCIPAL2SALT) && defined(HAVE_KRB5_USE_ENCTYPE) && defined(HAVE_KRB5_STRING_TO_KEY) && defined(HAVE_KRB5_ENCRYPT_BLOCK)
31 int create_kerberos_key_from_string(krb5_context context,
32 krb5_principal host_princ,
39 krb5_encrypt_block eblock;
41 ret = krb5_principal2salt(context, host_princ, &salt);
43 DEBUG(1,("krb5_principal2salt failed (%s)\n", error_message(ret)));
46 krb5_use_enctype(context, &eblock, enctype);
47 ret = krb5_string_to_key(context, &eblock, key, password, &salt);
51 #elif defined(HAVE_KRB5_GET_PW_SALT) && defined(HAVE_KRB5_STRING_TO_KEY_SALT)
52 int create_kerberos_key_from_string(krb5_context context,
53 krb5_principal host_princ,
61 ret = krb5_get_pw_salt(context, host_princ, &salt);
63 DEBUG(1,("krb5_get_pw_salt failed (%s)\n", error_message(ret)));
66 ret = krb5_string_to_key_salt(context, enctype, password->data,
68 krb5_free_salt(context, salt);
72 #error UNKNOWN_CREATE_KEY_FUNCTIONS
75 void kerberos_free_data_contents(krb5_context context, krb5_data *pdata)
77 #if defined(HAVE_KRB5_FREE_DATA_CONTENTS)
79 krb5_free_data_contents(context, pdata);
82 SAFE_FREE(pdata->data);
86 krb5_error_code smb_krb5_kt_free_entry(krb5_context context, krb5_keytab_entry *kt_entry)
88 #if defined(HAVE_KRB5_KT_FREE_ENTRY)
89 return krb5_kt_free_entry(context, kt_entry);
90 #elif defined(HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS)
91 return krb5_free_keytab_entry_contents(context, kt_entry);
93 #error UNKNOWN_KT_FREE_FUNCTION
97 char *smb_get_krb5_error_message(krb5_context context, krb5_error_code code, TALLOC_CTX *mem_ctx)
101 #if defined(HAVE_KRB5_GET_ERROR_STRING) && defined(HAVE_KRB5_FREE_ERROR_STRING)
102 char *context_error = krb5_get_error_string(context);
104 ret = talloc_asprintf(mem_ctx, "%s: %s", error_message(code), context_error);
105 krb5_free_error_string(context, context_error);
109 ret = talloc_strdup(mem_ctx, error_message(code));